Eléments orbitaux des objets trouvés
à l'observatoire de Dax
Parmi les objets que nous avons trouvé nous vous proposons les
éléments orbitaux de:
La comète C/1997 J2 Meunier-Dupouy:
C/1997 J2 (Meunier-Dupouy)
Epoch 1998 Mar. 8.0 TT = JDT 2450880.5
T 1998 Mar. 10.4430 TT Nakano
q 3.051134 (2000.0) P Q
z -0.000199 Peri. 122.6743 +0.4716741 +0.7141388
+/-0.000001 Node 148.8447 -0.5763166 -0.1942815
e 1.000607 Incl. 91.2733 +0.6673700 -0.6725032
From 1298 observations 1997 May 5-1998 Dec. 12, mean residual 0".7.
Elements are also available for the current standard epoch:
C/1997 J2 (Meunier-Dupouy)
Epoch 1999 Jan. 22.0 TT = JDT 2451200.5
T 1998 Mar. 10.5676 TT Nakano
q 3.051488 (2000.0) P Q
z -0.000506 Peri. 122.7027 +0.4717966 +0.7141133
+/-0.000001 Node 148.8502 -0.5767662 -0.1936777
e 1.001544 Incl. 91.2394 +0.6668948 -0.6727043
L'astéroïde 1997 QJ1:
Epoch 1997 Aug. 20.0 TT = JDT 2450680.5 Williams
M 19.15203 (2000.0) P Q
n 0.25687122 Peri. 107.54839 +0.47412424 +0.88040797
a 2.4509009 Node 190.76858 -0.82565232 +0.44088578
e 0.2167935 Incl. 2.87803 -0.30578497 +0.17464690
P 3.84 H 16.0 G 0.15
From 9 observations 1997 Aug. 29-Sept. 2. E-assumed.
| Last observed on 1997 Sept. 2. |
 |
L'astéroïde 1999 XQ144 = 1998 QQ53:
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Williams
M 213.90524 (2000.0) P Q
n 0.26018803 Peri. 13.34957 +0.35184280 +0.90696059
a 2.4300274 Node 277.63872 -0.87884940 +0.23490603
e 0.0569699 Incl. 13.51224 -0.32222721 +0.34963073
P 3.79 H 13.9 G 0.15 U 3
From 63 observations at 2 oppositions, 1998-2000, mean residual 0".54.
| Last observed on 2000 Mar. 4. Elements from MPC 39563. |
|
L'astéroïde 1998 QR53:
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Williams
M 108.31172 (2000.0) P Q
n 0.21637852 Peri. 75.15774 +0.63211708 -0.77249224
a 2.7478517 Node 335.31810 +0.64326165 +0.56681111
e 0.1424153 Incl. 8.35735 +0.43202135 +0.28632309
P 4.56 H 14.0 G 0.15 U 3
From 72 observations at 2 oppositions, 1998-2000, mean residual 0".81.
| Last observed on 2000 Feb. 24. Elements from MPC 39534. |
|